Vulnerability Details CVE-2023-53646
In the Linux kernel, the following vulnerability has been resolved:
drm/i915/perf: add sentinel to xehp_oa_b_counters
Arrays passed to reg_in_range_table should end with empty record.
The patch solves KASAN detected bug with signature:
BUG: KASAN: global-out-of-bounds in xehp_is_valid_b_counter_addr+0x2c7/0x350 [i915]
Read of size 4 at addr ffffffffa1555d90 by task perf/1518
CPU: 4 PID: 1518 Comm: perf Tainted: G U 6.4.0-kasan_438-g3303d06107f3+ #1
Hardware name: Intel Corporation Meteor Lake Client Platform/MTL-P DDR5 SODIMM SBS RVP, BIOS MTLPFWI1.R00.3223.D80.2305311348 05/31/2023
Call Trace:
<TASK>
...
xehp_is_valid_b_counter_addr+0x2c7/0x350 [i915]
(cherry picked from commit 2f42c5afb34b5696cf5fe79e744f99be9b218798)
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 5.8%
CVSS Severity
CVSS v3 Score 7.1
References
Products affected by CVE-2023-53646
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cpe:2.3:o:linux:linux_kernel:6.2
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cpe:2.3:o:linux:linux_kernel:6.2.0
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cpe:2.3:o:linux:linux_kernel:6.2.1
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cpe:2.3:o:linux:linux_kernel:6.2.10
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cpe:2.3:o:linux:linux_kernel:6.2.11
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cpe:2.3:o:linux:linux_kernel:6.2.12
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cpe:2.3:o:linux:linux_kernel:6.2.13
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cpe:2.3:o:linux:linux_kernel:6.2.14
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cpe:2.3:o:linux:linux_kernel:6.2.15
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cpe:2.3:o:linux:linux_kernel:6.2.16
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cpe:2.3:o:linux:linux_kernel:6.2.2
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cpe:2.3:o:linux:linux_kernel:6.2.3
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cpe:2.3:o:linux:linux_kernel:6.2.4
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cpe:2.3:o:linux:linux_kernel:6.2.5
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cpe:2.3:o:linux:linux_kernel:6.2.6
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cpe:2.3:o:linux:linux_kernel:6.2.7
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cpe:2.3:o:linux:linux_kernel:6.2.8
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cpe:2.3:o:linux:linux_kernel:6.2.9
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cpe:2.3:o:linux:linux_kernel:6.3
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cpe:2.3:o:linux:linux_kernel:6.3.1
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cpe:2.3:o:linux:linux_kernel:6.3.10
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cpe:2.3:o:linux:linux_kernel:6.3.11
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cpe:2.3:o:linux:linux_kernel:6.3.12
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cpe:2.3:o:linux:linux_kernel:6.3.13
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cpe:2.3:o:linux:linux_kernel:6.3.2
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cpe:2.3:o:linux:linux_kernel:6.3.3
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cpe:2.3:o:linux:linux_kernel:6.3.4
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cpe:2.3:o:linux:linux_kernel:6.3.5
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cpe:2.3:o:linux:linux_kernel:6.3.6
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cpe:2.3:o:linux:linux_kernel:6.3.7
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cpe:2.3:o:linux:linux_kernel:6.3.8
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cpe:2.3:o:linux:linux_kernel:6.3.9
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cpe:2.3:o:linux:linux_kernel:6.4
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cpe:2.3:o:linux:linux_kernel:6.4.1
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cpe:2.3:o:linux:linux_kernel:6.4.2
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cpe:2.3:o:linux:linux_kernel:6.4.3
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cpe:2.3:o:linux:linux_kernel:6.4.4
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cpe:2.3:o:linux:linux_kernel:6.4.5
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cpe:2.3:o:linux:linux_kernel:6.4.6
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cpe:2.3:o:linux:linux_kernel:6.5